diff options
| author | Michael Bestas <mkbestas@lineageos.org> | 2020-06-04 00:49:19 +0300 |
|---|---|---|
| committer | Michael Bestas <mkbestas@lineageos.org> | 2020-06-04 00:49:19 +0300 |
| commit | 08e780103611fb2be36c17ff80de6cb54c910dd0 (patch) | |
| tree | 8bd63552a71f699da64faee819fc9c56501be6f2 /arch/mips/kernel/crash.c | |
| parent | 978414b66805b23c93560db9cdacd4fd83f8cc52 (diff) | |
| parent | 60fca757270659c627384fcfe7219d2b85f1459c (diff) | |
Merge branch 'android-4.4-p' of https://android.googlesource.com/kernel/common into lineage-17.1-caf-msm8998
This brings LA.UM.8.4.r1-05500-8x98.0 up to date with
https://android.googlesource.com/kernel/common/ android-4.4-p at commit:
60fca75727065 Merge 4.4.226 into android-4.4-p
Conflicts:
drivers/base/firmware_class.c
drivers/gpu/drm/msm/msm_gem.c
drivers/mmc/host/sdhci.c
drivers/net/wireless/ath/ath10k/core.c
kernel/trace/blktrace.c
net/socket.c
sound/core/rawmidi.c
sound/usb/mixer.c
Change-Id: Ic8599e865656da72a9405c45f27091ec1ddc168c
Diffstat (limited to 'arch/mips/kernel/crash.c')
| -rw-r--r-- | arch/mips/kernel/crash.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/arch/mips/kernel/crash.c b/arch/mips/kernel/crash.c index 93c46c9cebb7..e757f36cea6f 100644 --- a/arch/mips/kernel/crash.c +++ b/arch/mips/kernel/crash.c @@ -50,9 +50,14 @@ static void crash_shutdown_secondary(void *passed_regs) static void crash_kexec_prepare_cpus(void) { + static int cpus_stopped; unsigned int msecs; + unsigned int ncpus; - unsigned int ncpus = num_online_cpus() - 1;/* Excluding the panic cpu */ + if (cpus_stopped) + return; + + ncpus = num_online_cpus() - 1;/* Excluding the panic cpu */ dump_send_ipi(crash_shutdown_secondary); smp_wmb(); @@ -67,6 +72,17 @@ static void crash_kexec_prepare_cpus(void) cpu_relax(); mdelay(1); } + + cpus_stopped = 1; +} + +/* Override the weak function in kernel/panic.c */ +void crash_smp_send_stop(void) +{ + if (_crash_smp_send_stop) + _crash_smp_send_stop(); + + crash_kexec_prepare_cpus(); } #else /* !defined(CONFIG_SMP) */ |